bench height

Study of the Rational Bench Height of Deep Open Pit Mines Based on Transportation Cost

基于矿岩运费的深凹露天矿合理台阶高度探讨

Preliminary discussion on the effect of bench height on mine production capacity

台阶高度对矿山生产能力影响初探

The relation of bench height to transport work content of ore and rock

台阶高度与矿岩运输功含量的关系

Bench height increasing is beneficial to reducing mining cost .

增加台阶高度对于降低采矿成本是有益的。

Effect of Bench Height on Economic Benefit for Open-Pit Mining

论台阶高度对露天矿经济效益的影响

Research of the Influence of Bench Height on Open Mine Bench Blasting with Model Test

台阶高度对露天台阶爆破影响的试验研究

The Optimization of the Bench Height of Open - pit Mines

露天矿台阶高度的优化

On relationship between bench height and transport work in deep open-pits

论深凹露天矿的台阶高度与运输功的关系

An approach to the optimization of bench height in open-pit mines

深凹露天矿最佳台阶高度的探讨

The Optimization of the Boundary and Bench Height of the Surface Mine Dumps

露天矿排土场段高及境界的优化

Economic Evaluation of Open-pit Bench Height Through Mining Selectivity

露天矿台阶高度与开采选别性的经济评价研究

New advance in open-pit mining technique by 15m bench height

露天铁矿15m台阶开采技术取得新进展

Application of Multiobject Fuzzy Policy-decision Method in the Optimization of Bench Height

多目标模糊决策在台阶高度优化中的应用

The determination of the bench height for Jiyang stone mine

冀杨石矿台阶高度的确定

One can use this model to evaluate the economical implications of bench height from the angle of mining selectivity .

应用这一模型可以从开采选别性角度对露天矿台阶高度进行经济评价，从而使台阶高度的确定更为科学。

Determination of Rational Bench Height of Open-pit Dump

露天矿排土场合理台阶高度的确定

The research result showed that the average transport work content of ore and rock in open-pit decreases as bench height increasing .

研究结果表明，随着台阶高度的增加，采出矿岩平均运输功含量呈下降趋势。

The paper presents the functional relationship between transport work of ore and rock handling and bench height in open-pits .

文章给出了露天矿采出矿岩运输功与台阶高度的函数关系。

This paper describes the composition and calculation of transport distance in open-pit mines , and also describes the average transport work content of ore and rock to be mined out and its relation with bench height .

本文分析了汽车运输露天矿矿岩运距的构成并给出了计算方法，论述了矿岩平均运输功含量及其与台阶高度的关系。

In view of the determination of the mining technological parameters involving several evaluation indexes , study was made on the application of multiobject fuzzy policy-decision method in the optimization of the bench height of open-pit mines , which achieved good results

针对多个评价指标的矿山开采工艺参数确定问题，进行了多目标模糊决策方法在露天矿台阶高度优化中的应用研究，应用结果表明，效果良好

The mining parameters of a stripping bench such as its height , cut width and working line length , closely related to the parameters and results of casting blast , as well as their influencing factors and rational determination were analyzed .

露天矿倒堆剥离台阶各开采参数与抛掷爆破参数及其效果有密切关系，对剥离段高、采宽及剥离工作线长度的影响因素及其合理确定也进行了系统分析。